What starts out as forgetfulness or confusion often progresses to a state where the person can no longer make sound personal decisions and suffers from cognitive impairment. At this point, for your loved one's wellbeing, you are faced with a decision on having her declared mentally incompetent. Laws regarding who might petition the court for this declaration and related guardianship regulations vary according to state.
Medical Definition of PREFRONTAL CORTEX. : the gray matter of the anterior part of the frontal lobe that is highly developed in humans and plays a role in the regulation of complex cognitive, emotional, and behavioral functioning.ADVERTISEMENT.noun. the gray matter of the anterior part of the frontal lobe that is highly developed in humans and plays a role in the regulation of complex cognitive, emotional, and behavioral functioning.
Prefrontal Cortex. Prefrontal cortex is a convergence zone; receives connections from various specialized regions (visual, auditory, etc.); receives connections from hippocampus and other cortical areas involved in long-term explicit memory; retrieve stored information.